5310-01-130-7317 WASHER,RECESSED Index 5330-01-130-7319 SEAL,PLAIN ENCASED

National Stock Number:
5310-01-130-7318

Federal Supply Class:
5310

National Item Identification Number:
011307318

Description:
WASHER,SHOULDERED AND RECESSED

Detail:
A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.


Manufacturer Information:
4G13606-101A98897LOCKHEED MARTIN CORP


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONSUPP
HOLE DIAMETER0.332 INCHES NOMINAL
OUTSIDE DIAMETER2.120 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.080 INCHES NOMINAL
MATERIALALUMINUM ALLOY 6061 OVERALL
RECESS DEPTH0.210 INCHES NOMINAL
RECESS DIAMETER0.900 INCHES NOMINAL
SHOULDER DIAMETER1.060 INCHES NOMINAL
SHOULDER HEIGHT0.190 INCHES MINIMUM AND 0.230 INCHES MAXIMUM
STYLE DESIGNATORSHOULDERED AND RECESSED
SPECIAL FEATURESRECESS AND SHOULDER CORNERS ROUNDED 0.050 RADIUS
SUPPLEMENTARY FEATURESESA REQUIRES STRICT OVERSIGHT TO ENSURE THAT ALL TECH REQUIREMENTS ARE CURRENT. ALL SPECIFIC ACTIONS, DIMENSIONS AND TOLERANCES PERTAING TO THIS ITEM MUST BE MET TO ENSURE PROPER FUNCTION OF THIS ITEM AND THE LANDING GEAR


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